libpysal.cg.is_collinear

libpysal.cg.is_collinear(p1, p2, p3)

Returns whether a triplet of points is collinear.

Parameters:

p1libpysal.cg.Point

A point.

p2libpysal.cg.Point

A point.

p3libpysal.cg.Point

A point.

Returns:

collinearbool

True if {p1, p2, p3} are collinear, otherwise False.

Examples

>>> is_collinear(Point((0, 0)), Point((1, 1)), Point((5, 5)))
True

>>> is_collinear(Point((0, 0)), Point((1, 1)), Point((5, 0)))
False